<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

<script>
    function f1(){
        console.log("f1");
    }
    f1();
    function f2(name,age){
        console.log(name+":"+age);
    }
    f2("孙尚香",50);
    function f3(){
        return "我是返回值";
    }
    let info = f3();
    console.log(info);
    function  f4(x,y){
        return x*y;
    }
    let result = f4(8,9);
    console.log(result);
    let f5 = function (name,age){
        console.log(name+":"+age);
    }
    f5("刘备,20")
    let f6 = new Function("name","age","console.log(name+':'+age)");
    f6("吕布",66)
</script>
</body>
</html>